Important Science Questions for SSC CHSL set-6

1. An oil drop is placed on the surface of water. It will:
1. Spread as a thin layer
2. Remain on the surface as a sphere
3. Remain on the surface as a distorted drop
4. none of the above

2. Surface tension depends on:
1. Atmospheric pressure
2. Nature of the liquid
3. Temperature of the liquid
4. All of the above

3. Bernoulli’s theorem is based on the conservation of:
1. momentum
2. energy
3. mass
4. all of the above

4. An inflated balloon is floating on the surface of water. It is pushed so as to submerge completely and then released. It will:
1. Sink to the bottom
2. Come back to its earlier position
3. First sink to the bottom and then come up.
4. Remain submerged at the same place.

5. Which of the following acid is used to remove rust spot?
1. Formic acid
2. Oxalic acid
3. Boric acid
4. none of the above